notification set up and celery configuration

notifications/migrations/0001_initial.py

@@ -0,0 +1,30 @@
+# Generated by Django 4.2.2 on 2023-07-19 07:40
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Notification',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('notification_type', models.CharField(blank=True, max_length=50, null=True)),
+                ('data', models.JSONField(blank=True, default=dict, null=True)),
+                ('is_read', models.BooleanField(default=False)),
+                ('created_at', models.DateTimeField(default=django.utils.timezone.now)),
+                ('notification_from', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='from_notification', to=settings.AUTH_USER_MODEL)),
+                ('notification_to', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='to_notification', to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]